The phrase "a primary barrier" is correct and can be used in written English.
It is typically used to refer to a main or essential obstacle or hindrance that stands in the way of achieving a goal, completing a task, or reaching a desired outcome. Example: Lack of funding has been identified as the primary barrier to expanding the school's music program.
The gladiator mentality remains a primary barrier.
Mr. Bornstein asks: "Is access to healthy food a primary barrier to healthy eating?
Here, price also was not cited as a primary barrier for non-adoption.
Cost is not a primary barrier, nor is access to a computer.
Health care providers in the developing world identify lack of training as a primary barrier to regular use of ultrasound in their practice.
At the initial implementation, lackluster learning in these courses was identified as a primary barrier to student retention indicated by their D/F/W rates (percentages of students earning a D, F, or withdrawing) of 30 40%.
A department whose primary barrier is a lack of confidence in EBIPs will need discussions and support to explore the value of evidenced-based practices something that is less necessary in a department where this is not a significant barrier.
In addition to the inability to access a metabolic clinic, results of the current study clearly identify a lack of or limited insurance coverage for required medical food therapy as a significant and primary barrier for the treatment of adults with PKU (Table 3 ).
MLC caps are defined here as caps consisting of earthen and geosynthetic (polymeric) components where a composite barrier layer consisting of a geomembrane (1 2 mm thick polymeric sheet) overlying a clay layer is the primary barrier to transport.
The primary barrier to a substantial increase in work on this topic has been the lack of an appropriate homogeneous synthetic standard that can be shared between laboratories worldwide.
The primary barrier to a more clear understanding of the association has been the lack of prospective studies of sufficient size and duration.
